java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 23:31:09,951 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 23:31:09,953 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 23:31:09,965 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 23:31:09,965 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 23:31:09,966 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 23:31:09,968 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 23:31:09,970 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 23:31:09,972 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 23:31:09,973 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 23:31:09,974 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 23:31:09,975 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 23:31:09,975 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 23:31:09,976 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 23:31:09,977 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 23:31:09,978 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 23:31:09,979 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 23:31:09,980 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 23:31:09,982 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 23:31:09,984 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 23:31:09,985 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 23:31:09,986 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 23:31:09,988 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 23:31:09,988 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 23:31:09,991 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-22 23:31:09,999 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 23:31:09,999 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 23:31:10,000 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 23:31:10,001 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-22 23:31:10,016 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 23:31:10,016 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 23:31:10,018 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 23:31:10,018 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 23:31:10,018 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 23:31:10,019 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 23:31:10,019 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 23:31:10,019 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 23:31:10,019 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 23:31:10,019 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 23:31:10,020 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 23:31:10,020 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 23:31:10,020 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 23:31:10,020 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 23:31:10,020 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 23:31:10,021 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 23:31:10,021 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 23:31:10,021 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 23:31:10,021 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 23:31:10,022 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 23:31:10,022 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 23:31:10,022 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 23:31:10,022 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 23:31:10,022 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 23:31:10,023 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 23:31:10,023 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 23:31:10,023 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 23:31:10,023 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 23:31:10,023 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 23:31:10,052 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 23:31:10,065 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 23:31:10,069 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 23:31:10,070 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 23:31:10,071 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 23:31:10,071 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c [2019-08-22 23:31:10,135 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6574522a8/70c2c7f21d0a49f7965c24acfd82ba04/FLAG4004c170b [2019-08-22 23:31:10,613 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 23:31:10,614 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c [2019-08-22 23:31:10,626 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6574522a8/70c2c7f21d0a49f7965c24acfd82ba04/FLAG4004c170b [2019-08-22 23:31:10,983 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6574522a8/70c2c7f21d0a49f7965c24acfd82ba04 [2019-08-22 23:31:10,993 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 23:31:10,994 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 23:31:10,995 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 23:31:10,996 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 23:31:10,999 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 23:31:11,001 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 11:31:10" (1/1) ... [2019-08-22 23:31:11,004 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e960202 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:31:11, skipping insertion in model container [2019-08-22 23:31:11,005 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 11:31:10" (1/1) ... [2019-08-22 23:31:11,013 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 23:31:11,068 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 23:31:11,475 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 23:31:11,487 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 23:31:11,551 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 23:31:11,574 INFO L192 MainTranslator]: Completed translation [2019-08-22 23:31:11,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:31:11 WrapperNode [2019-08-22 23:31:11,575 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 23:31:11,575 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 23:31:11,576 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 23:31:11,576 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 23:31:11,587 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:31:11" (1/1) ... [2019-08-22 23:31:11,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:31:11" (1/1) ... [2019-08-22 23:31:11,598 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:31:11" (1/1) ... [2019-08-22 23:31:11,599 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:31:11" (1/1) ... [2019-08-22 23:31:11,618 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:31:11" (1/1) ... [2019-08-22 23:31:11,632 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:31:11" (1/1) ... [2019-08-22 23:31:11,636 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:31:11" (1/1) ... [2019-08-22 23:31:11,645 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 23:31:11,645 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 23:31:11,645 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 23:31:11,645 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 23:31:11,647 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:31:11" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 23:31:11,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 23:31:11,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 23:31:11,709 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-08-22 23:31:11,709 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-08-22 23:31:11,709 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-08-22 23:31:11,709 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-08-22 23:31:11,710 INFO L138 BoogieDeclarations]: Found implementation of procedure node5 [2019-08-22 23:31:11,710 INFO L138 BoogieDeclarations]: Found implementation of procedure node6 [2019-08-22 23:31:11,710 INFO L138 BoogieDeclarations]: Found implementation of procedure node7 [2019-08-22 23:31:11,710 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-22 23:31:11,710 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-22 23:31:11,710 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 23:31:11,711 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-22 23:31:11,711 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 23:31:11,711 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-22 23:31:11,711 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-22 23:31:11,711 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-22 23:31:11,712 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-22 23:31:11,712 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-22 23:31:11,712 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-22 23:31:11,712 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-22 23:31:11,712 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-22 23:31:11,712 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-22 23:31:11,713 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-22 23:31:11,713 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-22 23:31:11,713 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-08-22 23:31:11,713 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-08-22 23:31:11,713 INFO L130 BoogieDeclarations]: Found specification of procedure node7 [2019-08-22 23:31:11,713 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-22 23:31:11,714 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-22 23:31:11,714 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 23:31:11,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 23:31:11,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 23:31:12,565 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 23:31:12,565 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-22 23:31:12,567 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 11:31:12 BoogieIcfgContainer [2019-08-22 23:31:12,567 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 23:31:12,567 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 23:31:12,568 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 23:31:12,568 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 23:31:12,569 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 11:31:12" (1/1) ... [2019-08-22 23:31:12,583 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 23:31:12,586 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 23:31:12,594 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 23:31:12,604 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 23:31:12,605 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 23:31:12,724 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:12,727 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:12,730 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:12,732 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:12,734 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:12,735 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:12,737 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:12,739 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:12,741 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:12,743 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:12,745 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:12,746 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:12,748 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:12,750 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:12,752 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:12,754 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:12,755 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:12,757 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:12,759 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:12,761 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:12,763 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:31:12,782 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 42 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 36 [2019-08-22 23:31:12,783 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 23:31:13,108 WARN L188 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2019-08-22 23:31:13,109 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 23:31:13,127 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-22 23:31:13,128 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-22 23:31:13,129 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-22 23:31:13,130 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-22 23:31:13,130 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-22 23:31:13,132 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-22 23:31:13,136 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 21 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 36 [2019-08-22 23:31:13,137 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 23:31:13,429 WARN L188 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-08-22 23:31:13,429 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 23:31:13,430 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 23:31:13,431 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:202, output treesize:224 [2019-08-22 23:31:13,515 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 300 [2019-08-22 23:31:15,945 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:15,946 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:15,948 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:15,950 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:15,951 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:15,953 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:15,954 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:15,956 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:15,958 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:15,959 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:15,962 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:15,963 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:15,965 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:15,967 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:15,969 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:15,970 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:15,972 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:15,974 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:15,976 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:15,978 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:15,980 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:15,982 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:15,985 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:15,987 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:15,989 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:15,991 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:15,992 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:15,994 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:15,996 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:15,998 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,000 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,002 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,004 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,006 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,007 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,010 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,012 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,015 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,018 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,020 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,022 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,024 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,026 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,028 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,031 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,033 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,036 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,039 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,041 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,044 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,047 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,053 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,082 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,082 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,085 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,087 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,088 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,089 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,092 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,093 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,094 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,162 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,162 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,165 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,166 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,167 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,170 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,171 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,172 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,173 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,473 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,474 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,475 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,479 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,480 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,484 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,485 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,486 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,487 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,498 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,499 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,502 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,503 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,504 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,505 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,508 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,510 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,515 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,552 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,552 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,555 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,556 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,557 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,560 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,561 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,563 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,564 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,585 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,588 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,589 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,614 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,615 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,655 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,655 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,656 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,658 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,660 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,661 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,678 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,680 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,681 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,769 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,861 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,939 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:31:16,942 INFO L185 IcfgInterpreter]: Interpreting procedure assert with input of size 6 [2019-08-22 23:31:16,943 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-22 23:31:16,943 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-22 23:31:16,954 INFO L179 IcfgInterpreter]: Reachable states at location assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 752#(and (or (= 1 |assert_#in~arg|) (= 0 |assert_#in~arg|)) (or (and (<= 1 assert_~arg) (<= 1 |assert_#in~arg|) (<= assert_~arg 1) (<= |assert_#in~arg| 1)) (and (<= assert_~arg 0) (<= |assert_#in~arg| 0) (<= 0 |assert_#in~arg|) (<= 0 assert_~arg))) (= (mod assert_~arg 256) 0) (= assert_~arg |assert_#in~arg|)) [2019-08-22 23:31:16,965 INFO L91 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-22 23:31:16,966 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-22 23:31:16,969 INFO L168 Benchmark]: Toolchain (without parser) took 5973.01 ms. Allocated memory was 133.7 MB in the beginning and 358.1 MB in the end (delta: 224.4 MB). Free memory was 88.5 MB in the beginning and 259.4 MB in the end (delta: -170.8 MB). Peak memory consumption was 228.4 MB. Max. memory is 7.1 GB. [2019-08-22 23:31:16,969 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 133.7 MB. Free memory is still 107.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-22 23:31:16,972 INFO L168 Benchmark]: CACSL2BoogieTranslator took 579.71 ms. Allocated memory was 133.7 MB in the beginning and 200.8 MB in the end (delta: 67.1 MB). Free memory was 88.5 MB in the beginning and 170.4 MB in the end (delta: -81.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2019-08-22 23:31:16,976 INFO L168 Benchmark]: Boogie Preprocessor took 69.44 ms. Allocated memory is still 200.8 MB. Free memory was 170.4 MB in the beginning and 167.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. [2019-08-22 23:31:16,979 INFO L168 Benchmark]: RCFGBuilder took 921.87 ms. Allocated memory is still 200.8 MB. Free memory was 167.3 MB in the beginning and 113.7 MB in the end (delta: 53.6 MB). Peak memory consumption was 53.6 MB. Max. memory is 7.1 GB. [2019-08-22 23:31:16,980 INFO L168 Benchmark]: Symbolic Interpretation took 4398.46 ms. Allocated memory was 200.8 MB in the beginning and 358.1 MB in the end (delta: 157.3 MB). Free memory was 113.7 MB in the beginning and 259.4 MB in the end (delta: -145.6 MB). Peak memory consumption was 186.5 MB. Max. memory is 7.1 GB. [2019-08-22 23:31:16,990 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 628]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 752#(and (or (= 1 |assert_#in~arg|) (= 0 |assert_#in~arg|)) (or (and (<= 1 assert_~arg) (<= 1 |assert_#in~arg|) (<= assert_~arg 1) (<= |assert_#in~arg| 1)) (and (<= assert_~arg 0) (<= |assert_#in~arg| 0) (<= 0 |assert_#in~arg|) (<= 0 assert_~arg))) (= (mod assert_~arg 256) 0) (= assert_~arg |assert_#in~arg|)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 133.7 MB. Free memory is still 107.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 579.71 ms. Allocated memory was 133.7 MB in the beginning and 200.8 MB in the end (delta: 67.1 MB). Free memory was 88.5 MB in the beginning and 170.4 MB in the end (delta: -81.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 69.44 ms. Allocated memory is still 200.8 MB. Free memory was 170.4 MB in the beginning and 167.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 921.87 ms. Allocated memory is still 200.8 MB. Free memory was 167.3 MB in the beginning and 113.7 MB in the end (delta: 53.6 MB). Peak memory consumption was 53.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 4398.46 ms. Allocated memory was 200.8 MB in the beginning and 358.1 MB in the end (delta: 157.3 MB). Free memory was 113.7 MB in the beginning and 259.4 MB in the end (delta: -145.6 MB). Peak memory consumption was 186.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...